Research


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Fundamental insights into Hydrogen Bonding:

• S. C. C. van der Lubbe, F. Zaccaria, X. Sun, C. Fonseca Guerra, Secondary Electrostatic Interaction Model Revised: Prediction Comes Mainly from Measuring Charge Accumulation in Hydrogen-Bonded Monomers,  J. Am. Chem. Soc. 2019, 141, 4878-4885

• M. N. C. Zarycz, C. Fonseca Guerra, NMR 1H-Shielding Constants of hydrogen-bond donor reflect manifestation of the Pauli principle, J. Phys. Chem. Lett. 20189, 3720-3724

• S. C. C. van der Lubbe, C. Fonseca Guerra,  Hydrogen bond strength of CC and GG pairs is determined by steric repulsion: electrostatics and charge transfer overruled,  Chem. Eur. J. 2017, 23, 10249-10253

•  L. Guillaumes, S. Simon, C. Fonseca Guerra, The Role of Aromaticity, Hybridisation, Electrostatics and Covalency in Resonance-Assisted Hydrogen Bonds of AT Base Pair and Mimics, ChemistryOpen 20154, 318-327

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Development and application of Kohn-Sham MO theory and Voronoi Deformation Density method:

• M. B. Brands, J. Nitsch, C. Fonseca Guerra, Relevance of Orbital Interactions and Pauli Repulsion in the Metal-Metal Bond of Coinage Metals, Inorg. Chem. 201857, 2603-2608

• O. A. Stasyuk, H. Szatylowicz, T. M.  Krygowski, C. Fonseca Guerra, How amino and nitro substituents direct electrophilic aromatic substitution in benzene:  an explanation with Kohn–Sham molecular orbital theory and Voronoi deformation density analysis, Phys. Chem. Chem. Phys. 201618, 11624-11633

DNA-metal interactions:

• F. Zaccaria, C. Fonseca Guerra, RNA vs DNA G-Quadruplex: the origin of increased stability, Chem. Eur. J.  201824, 16315-16322

• J. Biswarup, P. Scharf, N. Sandmann, C. Fonseca Guerra, D. Megger, J. Müller, A metal-mediated base pair that discriminates between the canonical pyrimidine nucleobases, Chem. Sci. 2017, 8, 1337-1343

• F. Zaccaria, G. Paragi, C. Fonseca Guerra, The Role of Alkali Metal Cations in the Stabilization of Guanine Quadruplexes: Why K+ is the best, Phys. Chem. Chem. Phys. 201618, 20895-20904

• I. Sinha, C. Fonseca Guerra, J. Müller, A highly stabilizing silver(I)-mediated base pair in parallel-stranded DNA, Angew. Chem. Int. Ed. 2015, 54, 3603-3606

Cooperativity in Halogen and Hydrogen Bonding:

• A. N. Petelski, C. Fonseca Guerra, Designing self-assembling rosettes: Why ammeline is a superior building block than melamine,  ChemistryOpen 20198, 135-142

• G. Paragi, C. Fonseca Guerra, Cooperativity in the Self-Assembly of the Guanine Nucleobase into Quartet and Ribbon Structures on Surfaces, Chem. Eur. J. 201723, 3042-3050

• C. Fonseca Guerra, H. Zijlstra, G. Paragi, F. M. Bickelhaupt, Telomere Structure and Stability: Covalency in Hydrogen Bonds, Not Resonance Assistance, Causes Cooperativity in Guanine Quartets, Chem. Eur. J. 2011, 17, 12612-12622

Collaboration with theoretical and experimental research groups: 

My group collaborates with different theoretical and experimental groups to contribute to a better understanding of molecular structure, molecular recognition, chemical reactivity and self-assembly. 



  © C. Fonseca Guerra 2014